DK2524461T3 - Kanal-feedback baseret på referencesignal - Google Patents

Kanal-feedback baseret på referencesignal Download PDF

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Publication number
DK2524461T3
DK2524461T3 DK11701590.9T DK11701590T DK2524461T3 DK 2524461 T3 DK2524461 T3 DK 2524461T3 DK 11701590 T DK11701590 T DK 11701590T DK 2524461 T3 DK2524461 T3 DK 2524461T3
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DK
Denmark
Prior art keywords
channel feedback
feedback based
references signal
references
signal
Prior art date
Application number
DK11701590.9T
Other languages
Danish (da)
English (en)
Inventor
Wanshi Chen
Kapil Bhattad
Peter Gaal
Alexei Yurievitch Gorokhov
Juan Montojo
Original Assignee
Qualcomm Inc
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Filing date
Publication date
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Application granted granted Critical
Publication of DK2524461T3 publication Critical patent/DK2524461T3/da

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/08—Testing, supervising or monitoring using real traffic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/20—Monitoring; Testing of receivers
    • H04B17/24—Monitoring; Testing of receivers with feedback of measurements to the transmitter
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413—MIMO systems
    • H04B7/0417—Feedback systems
    • H04B7/0421—Feedback systems utilizing implicit feedback, e.g. steered pilot signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/063—Parameters other than those covered in groups H04B7/0623 - H04B7/0634, e.g. channel matrix rank or transmit mode selection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0636—Feedback format
    • H04B7/0639—Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0026—Transmission of channel quality indication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0028—Formatting
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0037—Inter-user or inter-terminal allocation
    • H04L5/0041—Frequency-non-contiguous
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Power Engineering (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)
DK11701590.9T 2010-01-14 2011-01-14 Kanal-feedback baseret på referencesignal DK2524461T3 (da)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US29494110P 2010-01-14 2010-01-14
US13/006,216 US8599708B2 (en) 2010-01-14 2011-01-13 Channel feedback based on reference signal
PCT/US2011/021409 WO2011088403A1 (en) 2010-01-14 2011-01-14 Channel feedback based on reference signal

Publications (1)

Publication Number Publication Date
DK2524461T3 true DK2524461T3 (da) 2020-04-27

Family

ID=44304682

Family Applications (1)

Application Number Title Priority Date Filing Date
DK11701590.9T DK2524461T3 (da) 2010-01-14 2011-01-14 Kanal-feedback baseret på referencesignal

Country Status (20)

Country Link
US (2) US8599708B2 (zh)
EP (1) EP2524461B1 (zh)
JP (1) JP5694376B2 (zh)
KR (2) KR20140146669A (zh)
CN (1) CN102845009B (zh)
BR (1) BR112012017413B1 (zh)
CA (1) CA2786452C (zh)
DK (1) DK2524461T3 (zh)
ES (1) ES2798174T3 (zh)
HK (1) HK1180133A1 (zh)
HU (1) HUE048771T2 (zh)
ID (1) IDP000036977B (zh)
MY (1) MY166141A (zh)
PL (1) PL2524461T3 (zh)
PT (1) PT2524461T (zh)
RU (1) RU2520358C1 (zh)
SI (1) SI2524461T1 (zh)
TW (1) TWI508482B (zh)
WO (1) WO2011088403A1 (zh)
ZA (1) ZA201205771B (zh)

Families Citing this family (130)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8020075B2 (en) 2007-03-16 2011-09-13 Apple Inc. Channel quality index feedback reduction for broadband systems
US8599708B2 (en) * 2010-01-14 2013-12-03 Qualcomm Incorporated Channel feedback based on reference signal
KR101053635B1 (ko) 2010-01-28 2011-08-03 엘지전자 주식회사 다중 안테나 무선 통신 시스템에서 기지국이 릴레이 노드로 제어 신호를 송신하는 방법 및 이를 위한 장치
WO2011096646A2 (en) 2010-02-07 2011-08-11 Lg Electronics Inc. Method and apparatus for transmitting downlink reference signal in wireless communication system supporting multiple antennas
KR101819502B1 (ko) * 2010-02-23 2018-01-17 엘지전자 주식회사 간섭 측정 방법 및 단말과, 간섭 정보 수신 방법 및 기지국
KR101253197B1 (ko) 2010-03-26 2013-04-10 엘지전자 주식회사 참조신호 수신 방법 및 사용자기기, 참조신호 전송 방법 및 기지국
WO2011135719A1 (ja) * 2010-04-30 2011-11-03 富士通株式会社 基地局、通信システム、移動局および通信方法
CN102244559A (zh) * 2010-05-12 2011-11-16 华为技术有限公司 一种预编码信息的发送和接收方法及装置
JP5644028B2 (ja) * 2010-05-27 2014-12-24 京セラ株式会社 無線基地局、無線通信システムおよび無線通信方法
US8194687B2 (en) * 2010-07-23 2012-06-05 Intel Corporation Access point configured for station group management and method for managing station-management groups
US8780766B2 (en) * 2010-08-16 2014-07-15 Qualcomm Incorporated Interleaving for relay physical downlink control channel (R-PDCCH)
CN102448102B (zh) * 2010-09-30 2014-11-05 华为技术有限公司 一种用于干扰协调的测量、发送方法及装置和***
JP5698375B2 (ja) * 2010-11-11 2015-04-08 聯發科技股▲ふん▼有限公司Ｍｅｄｉａｔｅｋ Ｉｎｃ． チャネル状態情報測定を設定する方法、および、それを用いた通信装置
US8958388B2 (en) * 2010-11-15 2015-02-17 Futurewei Technologies, Inc. System and method for measuring channel state information in a communications system
WO2012081881A2 (ko) * 2010-12-14 2012-06-21 엘지전자 주식회사 다중 분산 노드 시스템에서 채널상태정보 참조신호를 전송하는 방법 및 수신 방법
US8830856B2 (en) 2011-01-10 2014-09-09 Mediatek Inc. Method for determining an instance for performing a channel state information measurement and communications apparatuses utilizing the same
US9288691B2 (en) * 2011-01-24 2016-03-15 Lg Electronics Inc. Method for reporting channel state information in wireless communication system and apparatus therefor
US8880076B2 (en) * 2011-01-31 2014-11-04 Panasonic Intellectual Property Corporation Of America Terminal and quality transmission method
CN102740463A (zh) * 2011-03-31 2012-10-17 上海贝尔股份有限公司 用于降低无线通信***中干扰的方法、装置、基站和用户设备
WO2012148136A2 (ko) * 2011-04-29 2012-11-01 엘지전자 주식회사 무선 통신 시스템에서 채널상태정보를 전송하는 방법 및 장치
EP3503426B1 (en) 2011-05-13 2021-06-23 LG Electronics Inc. Csi-rs based channel estimating method in a wireless communication system and device for same
JP5755369B2 (ja) * 2011-06-10 2015-07-29 エルジー エレクトロニクス インコーポレイティド 無線通信システムにおける非周期的チャネル状態情報の転送方法及び装置
KR101595430B1 (ko) * 2011-07-28 2016-02-26 엘지전자 주식회사 무선 통신 시스템에서 측정보고 방법 및 장치
JP5906529B2 (ja) * 2011-08-02 2016-04-20 シャープ株式会社 基地局、端末、通信システムおよび通信方法
EP2741539A4 (en) * 2011-08-05 2015-05-27 Panasonic Ip Corp America END DEVICE, BASE STATION, TRANSMISSION PROCEDURE AND RECEPTION PROCEDURE
EP3101858B1 (en) * 2011-08-12 2018-07-25 Interdigital Patent Holdings, Inc. Reference signal configuration for extension carriers
CN102263583A (zh) * 2011-08-19 2011-11-30 电信科学技术研究院 一种发送和接收csi的方法、***及设备
CN102307081A (zh) * 2011-08-19 2012-01-04 电信科学技术研究院 一种发送和接收csi的方法、***及设备
EP2755338A4 (en) 2011-09-06 2016-01-13 Lg Electronics Inc METHOD AND APPARATUS FOR MEASURING INTERFERENCE IN A WIRELESS COMMUNICATION SYSTEM
US8797966B2 (en) 2011-09-23 2014-08-05 Ofinno Technologies, Llc Channel state information transmission
US11190310B2 (en) * 2011-09-26 2021-11-30 Texas Instruments Incorporated Method and apparatus for CSI feedback in CoMP (coordinated multi-point) systems
US9246558B2 (en) * 2011-09-26 2016-01-26 Samsung Electronics Co., Ltd. CoMP measurement system and method
US9319918B2 (en) 2011-09-30 2016-04-19 Lg Electronics Inc. Method in which a terminal connected to a cellular network measures a wireless LAN and receives information for measurement in a wireless access system, and terminal or base station device for same
KR101591210B1 (ko) * 2011-10-03 2016-02-02 엘지전자 주식회사 무선 통신 시스템에서 간섭을 측정하는 방법 및 장치
KR20130039644A (ko) * 2011-10-12 2013-04-22 삼성전자주식회사 통신 시스템에서의 피드백 송수신 방법 및 장치
EP3800824A1 (en) 2011-10-12 2021-04-07 Samsung Electronics Co., Ltd. Method and apparatus for transmitting and receiving feedback information in a mobile communication system
US9986444B2 (en) 2011-10-27 2018-05-29 Lg Electronics Inc. Method and apparatus for feeding back aggregated channel state information in cooperative multipoint communication system
RU2599779C2 (ru) 2011-10-31 2016-10-20 Самсунг Электроникс Ко., Лтд. Способ и устройство обратной связи для кооперативной многоточечной связи в системе связи
CN103107873A (zh) * 2011-11-11 2013-05-15 华为技术有限公司 无线资源管理信息的测量和反馈方法、基站及用户设备
US9049730B2 (en) * 2011-11-14 2015-06-02 Qualcomm Incorporated Uplink data transmission with interference mitigation
US10250364B2 (en) * 2011-12-09 2019-04-02 Nokia Corporation Channel measurements supporting coordinated multi-point operation
US8885569B2 (en) 2011-12-19 2014-11-11 Ofinno Technologies, Llc Beamforming signaling in a wireless network
WO2013093171A1 (en) * 2011-12-20 2013-06-27 Nokia Corporation Joint first reference signal and second reference signal based channel state information feedback
US9608785B2 (en) * 2012-01-11 2017-03-28 Lg Electronics Inc. Channel estimation method and apparatus using reference signal
KR101890419B1 (ko) 2012-01-16 2018-08-21 삼성전자주식회사 기준신호를 송수신하기 위한 방법 및 장치
CN104081809B (zh) * 2012-01-26 2018-03-30 索尼公司 无线通信设备、无线通信方法和无线通信***
US8953478B2 (en) * 2012-01-27 2015-02-10 Intel Corporation Evolved node B and method for coherent coordinated multipoint transmission with per CSI-RS feedback
US9008585B2 (en) * 2012-01-30 2015-04-14 Futurewei Technologies, Inc. System and method for wireless communications measurements and CSI feedback
US8964632B2 (en) 2012-02-03 2015-02-24 Telefonaktiebolaget L M Ericsson (Publ) Methods and arrangements for channel estimation
JP5893760B2 (ja) * 2012-02-06 2016-03-23 インテル コーポレイション ユーザ装置によって使用される装置、管理装置、ユーザ装置及び管理方法
CN104335514B (zh) * 2012-03-19 2017-10-03 瑞典爱立信有限公司 信道状态信息报告的协调多点传送假设的配置
JP2013211749A (ja) * 2012-03-30 2013-10-10 Ntt Docomo Inc 無線通信方法、無線基地局、ユーザ端末及び無線通信システム
JP2015513280A (ja) * 2012-03-30 2015-04-30 ノキア ソリューションズ アンド ネットワークス オサケユキチュア ユーザごとの仰角ｍｉｍｏのためのフィードバック方法
US9553680B1 (en) 2012-04-02 2017-01-24 Sprint Communications Company L.P. Uplink interference mitigation
US10039116B1 (en) 2012-04-02 2018-07-31 Sprint Communications Company L.P. Long term evolution scheduler to mitigate interference
KR102065377B1 (ko) * 2012-04-10 2020-01-13 삼성전자주식회사 이동 통신 시스템에서 피드백 신호 송수신 방법 및 장치
US9143984B2 (en) * 2012-04-13 2015-09-22 Intel Corporation Mapping of enhanced physical downlink control channels in a wireless communication network
CA2865770C (en) * 2012-04-19 2020-12-01 Samsung Electronics Co., Ltd. Method and apparatus for quasi co-location identification of reference symbol ports for coordinated multi-point communication systems
US9225412B2 (en) * 2012-05-02 2015-12-29 Samsung Electronics Co., Ltd. Communication system with feedback mechanism and method of operation thereof
CN103548372B (zh) * 2012-05-04 2018-02-06 华为技术有限公司 信噪比获取方法、信号接收设备以及信号发送设备
WO2013168081A2 (en) * 2012-05-08 2013-11-14 Marvell World Trade Ltd. Method and system for reporting feedback in cooperative multipoint transmission
US8867448B2 (en) * 2012-05-15 2014-10-21 Apple Inc. Power-efficient adaptive channel state feedback in discontinuous reception scenarios
WO2013183946A1 (ko) * 2012-06-05 2013-12-12 엘지전자 주식회사 채널 상태 정보를 보고하는 방법 및 장치
EP3252963B1 (en) 2012-06-18 2021-06-09 Samsung Electronics Co., Ltd. Aperiodic and periodic csi feedback modes for coordinated multi-point transmission
US8897702B2 (en) * 2012-06-26 2014-11-25 Intel Corporation Mobility measurement using CSI-RS in additional carrier
JP2014017744A (ja) * 2012-07-11 2014-01-30 Sharp Corp 通信システム、基地局装置、移動局装置、測定方法、および集積回路
CN103580739B (zh) * 2012-07-20 2016-11-16 电信科学技术研究院 信道质量指示信息上报及确定方法和设备
JP6224880B2 (ja) * 2012-07-31 2017-11-01 株式会社Ｎｔｔドコモ 基地局装置、ユーザ端末、通信システム及び通信制御方法
EP2693654A1 (en) 2012-08-03 2014-02-05 Alcatel Lucent Coordinated multipoint transmission modes
US9439096B2 (en) * 2012-08-13 2016-09-06 Samsung Electronics Co., Ltd. Method and apparatus to support channel refinement and multi-stream transmission in millimeter wave systems
TWI457024B (zh) * 2012-09-04 2014-10-11 Realtek Semiconductor Corp 頻寬選擇方法
CN102883408B (zh) * 2012-09-21 2017-04-05 中兴通讯股份有限公司 一种小小区的发现方法和装置
US8923880B2 (en) 2012-09-28 2014-12-30 Intel Corporation Selective joinder of user equipment with wireless cell
WO2014107371A1 (en) * 2013-01-03 2014-07-10 Intel IP Corporation Improved channel quality information feedback techniques
GB2509973A (en) * 2013-01-21 2014-07-23 Sony Corp Reporting channel state information in a wireless communications system
WO2014131169A1 (zh) * 2013-02-28 2014-09-04 华为技术有限公司 无线资源配置方法及设备
CN105027457B (zh) * 2013-05-10 2018-05-29 华为技术有限公司 确定预编码矩阵指示的方法、用户设备和基站
ES2883775T3 (es) * 2013-10-18 2021-12-09 Qualcomm Inc Método y aparato para la configuración de CSI-RS para MIMO 3-D
US10104565B2 (en) * 2013-12-13 2018-10-16 Qualcomm Incorporated CSI feedback in LTE/LTE-advanced systems with unlicensed spectrum
EP2905250B1 (en) * 2014-02-11 2016-10-19 KONE Corporation An elevator
CN103825663B (zh) * 2014-02-21 2016-04-20 电信科学技术研究院 信道状态信息测量方法以及装置
EP3110219B1 (en) * 2014-03-24 2020-05-13 Huawei Technologies Co., Ltd. Method and apparatus for channel estimation processing
US10237838B2 (en) * 2014-08-05 2019-03-19 Nec Corporation Communication device, communication system, control method, and non-transitory computer readable medium storing communication program
CN105375962B (zh) * 2014-08-25 2019-04-26 中兴通讯股份有限公司 一种发送和接收参考信号的方法和通信节点
US9730258B2 (en) 2014-11-18 2017-08-08 Intel Corporation Apparatus configured to report aperiodic channel state information for dual connectivity
WO2016134537A1 (zh) * 2015-02-28 2016-09-01 华为技术有限公司 一种信道质量测量方法、装置及***
EP3295583B1 (en) * 2015-05-14 2020-02-05 INTEL Corporation Enhanced radio resource management reporting in cellular systems
US10164747B2 (en) * 2015-05-29 2018-12-25 Samsung Electronics Co., Ltd. Method and apparatus for operating MIMO measurement reference signals and feedback
WO2016195205A1 (ko) * 2015-05-29 2016-12-08 엘지전자 주식회사 차량 간 통신 시스템에서 신호를 송수신하는 방법 및 장치
WO2017000193A1 (zh) * 2015-06-30 2017-01-05 富士通株式会社 信道状态信息反馈、用户配对、数据传输方法、装置和***
CN106341171A (zh) * 2015-07-10 2017-01-18 北京三星通信技术研究有限公司 信道状态信息汇报的方法及装置
CN106656445B (zh) * 2015-11-04 2019-10-22 ***通信集团公司 发送信道状态信息参考信号的方法、装置、基站及终端
US10863541B2 (en) 2016-03-23 2020-12-08 Lg Electronics Inc. Method for transmitting uplink data in a wireless communication system and device therefor
ES2733547T3 (es) * 2016-08-10 2019-11-29 Alcatel Lucent Dispositivo y equipo de usuario para procesar una señal de referencia de información de estado de canal
US10206232B2 (en) 2016-09-29 2019-02-12 At&T Intellectual Property I, L.P. Initial access and radio resource management for integrated access and backhaul (IAB) wireless networks
US10602507B2 (en) * 2016-09-29 2020-03-24 At&T Intellectual Property I, L.P. Facilitating uplink communication waveform selection
US10644924B2 (en) 2016-09-29 2020-05-05 At&T Intellectual Property I, L.P. Facilitating a two-stage downlink control channel in a wireless communication system
CN107888355B (zh) * 2016-09-30 2021-07-30 中兴通讯股份有限公司 测量参考信号的发送方法及装置、接收方法及装置
JP6833225B2 (ja) 2016-09-30 2021-02-24 テレフオンアクチーボラゲット エルエム エリクソン（パブル） 基準信号送信及び測定のための方法及びデバイス
US10305495B2 (en) * 2016-10-06 2019-05-28 Analog Devices, Inc. Phase control of clock signal based on feedback
WO2018082016A1 (en) * 2016-11-04 2018-05-11 Qualcomm Incorporated Methods and apparatus for setting subband csi-related parameters
WO2018104864A1 (en) 2016-12-05 2018-06-14 Telefonaktiebolaget Lm Ericsson (Publ) Controlling cell-specific reference signal (crs) bandwidth on a lean carrier based on another reference signal bandwidth
WO2018104866A1 (en) 2016-12-05 2018-06-14 Telefonaktiebolaget Lm Ericsson (Publ) Controlling lean carrier operation with configurable control channel monitoring
US10187189B2 (en) * 2017-01-13 2019-01-22 Qualcomm Incorporated Reference signal placement within different subbands of the same OFDM symbol
WO2018144245A2 (en) * 2017-02-01 2018-08-09 Qualcomm Incorporated Channel quality indicator design for enhanced machine-type-communications
US10334601B2 (en) * 2017-03-24 2019-06-25 Qualcomm Incorporated Techniques for dual-mode operations in new radio
KR102363662B1 (ko) 2017-06-16 2022-02-16 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 무선 통신 방법 및 디바이스
EP3644523A4 (en) * 2017-06-22 2021-03-31 LG Electronics Inc. METHOD AND DEVICE FOR REPORTING A CHANNEL STATUS IN A WIRELESS COMMUNICATION SYSTEM
AU2017419378A1 (en) 2017-06-23 2020-01-16 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Wireless communication method and apparatus
US10798602B2 (en) * 2017-07-31 2020-10-06 Qualcomm Incorporated Radio resource management and radio link monitoring for enhanced machine type communication in shared spectrum
CN111669774B (zh) * 2017-08-07 2023-09-22 维沃移动通信有限公司 一种无线链路监测的方法及终端
CN111147218B (zh) * 2017-09-28 2021-01-05 华为技术有限公司 通信方法、装置和设备
US11102736B2 (en) 2017-10-24 2021-08-24 Qualcomm Incorporated Channel and synchronization raster
US10848363B2 (en) * 2017-11-09 2020-11-24 Qualcomm Incorporated Frequency division multiplexing for mixed numerology
EP3639585B1 (en) * 2017-11-16 2023-08-23 ZTE Corporation Method and apparatus for managing bandwidth parts
CN109803395A (zh) * 2017-11-17 2019-05-24 索尼公司 无线通信***中的装置和方法、计算机可读存储介质
WO2019095311A1 (en) 2017-11-17 2019-05-23 Zte Corporation Reference signal configuration
JP7091459B2 (ja) 2018-01-12 2022-06-27 オッポ広東移動通信有限公司 リンク再設定処理方法及び関連製品
ES2900502T3 (es) 2018-01-12 2022-03-17 Guangdong Oppo Mobile Telecommunications Corp Ltd Método para control de potencia y dispositivo terminal
WO2019143146A1 (en) * 2018-01-17 2019-07-25 Lg Electronics Inc. Method and apparatus for performing measurement
US11368956B2 (en) * 2018-04-05 2022-06-21 Qualcomm Incorporated Radio link management under bandwidth part switching
US11477809B2 (en) * 2018-04-12 2022-10-18 Qualcomm Incorporated Techniques for channel estimation
US11616550B2 (en) 2018-05-18 2023-03-28 Lg Electronics Inc. Method for reporting channel state information in wireless communication system and device therefor
CN110519793B (zh) * 2018-05-22 2021-10-22 维沃移动通信有限公司 测量上报方法、测量配置方法、终端和网络侧设备
CN110661600A (zh) * 2018-06-28 2020-01-07 维沃移动通信有限公司 测量配置方法、测量方法、网络侧设备和终端
CN110661676B (zh) * 2018-06-29 2022-06-28 大唐移动通信设备有限公司 一种带宽部分的测量方法、配置方法、终端及网络设备
CN112585884B (zh) * 2018-09-30 2022-06-14 华为技术有限公司 通信方法、装置、网络设备、终端设备及***
US11258494B1 (en) 2019-04-02 2022-02-22 Sprint Spectrum L.P. Method and system for controlling air-interface resource availability through dynamic configuration of antenna structures
US11888562B2 (en) 2020-01-03 2024-01-30 Samsung Electronics Co., Ltd. Method and apparatus for reciprocity based CSI-RS transmission and reception
WO2023068686A1 (ko) * 2021-10-18 2023-04-27 엘지전자 주식회사 무선 통신 시스템에서 무선 신호 송수신 방법 및 장치

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6785341B2 (en) 2001-05-11 2004-08-31 Qualcomm Incorporated Method and apparatus for processing data in a multiple-input multiple-output (MIMO) communication system utilizing channel state information
KR101249359B1 (ko) 2006-08-18 2013-04-01 삼성전자주식회사 다중 입력 다중 출력을 지원하는 직교 주파수 분할 다중화 시스템에서 채널 품질 정보를 송수신하는 방법 및 장치
HUE053384T2 (hu) * 2006-09-26 2021-06-28 Optis Wireless Technology Llc Kommunikációs séma csatornaminõség információ számára
EP2115917A4 (en) 2007-02-23 2015-03-25 Ericsson Telefon Ab L M FREQUENCY CHART FOR AN OFDMA SYSTEM
BRPI0808394A2 (pt) * 2007-03-01 2014-07-08 Ntt Docomo Inc Aparelho de estação base e método de controle de comunicação.
CN101939939B (zh) 2008-02-06 2014-07-02 爱立信电话股份有限公司 有关下行链路指配的方法和装置
KR101273596B1 (ko) * 2008-12-03 2013-06-11 노키아 지멘스 네트웍스 오와이 기준 신호들을 전송하기 위한 방법 및 통신 네트워크 엘리먼트
US20100238984A1 (en) * 2009-03-19 2010-09-23 Motorola, Inc. Spatial Information Feedback in Wireless Communication Systems
US8208434B2 (en) * 2009-04-28 2012-06-26 Motorola Mobility, Inc. Method of signaling particular types of resource elements in a wireless communication system
US8923143B2 (en) * 2009-06-29 2014-12-30 Qualcomm Incorporated Open loop channel reporting in a wireless communication system
JP5695039B2 (ja) * 2009-06-30 2015-04-01 テレフオンアクチーボラゲット エル エム エリクソン（パブル） 通信ネットワークにおける方法及び構成
KR101639407B1 (ko) * 2009-07-30 2016-07-13 엘지전자 주식회사 이동통신 시스템에서 채널상태정보를 전송하는 장치 및 그 방법
US9178679B2 (en) * 2009-07-31 2015-11-03 Lg Electronics Inc. Method and apparatus for feedback transmission in wireless communication system
US8953642B2 (en) * 2009-09-15 2015-02-10 Lg Electronics Inc. Method and apparatus for transmitting a downlink reference signal in a wireless communication system supporting multiple antennas
US8824384B2 (en) * 2009-12-14 2014-09-02 Samsung Electronics Co., Ltd. Systems and methods for transmitting channel quality information in wireless communication systems
US20110164691A1 (en) * 2010-01-06 2011-07-07 Motorola, Inc. Closed-loop transmission feedback in wireless communication systems
US20110170427A1 (en) * 2010-01-11 2011-07-14 Nokia Corporation Best Companion PMI-Based Beamforming
US8599708B2 (en) * 2010-01-14 2013-12-03 Qualcomm Incorporated Channel feedback based on reference signal
US20130114562A1 (en) * 2010-07-16 2013-05-09 Lg Electronics Inc. Method and apparatus for controlling uplink transmission power in wireless communication system
KR101835326B1 (ko) * 2010-09-26 2018-03-07 엘지전자 주식회사 다중 안테나 지원 무선 통신 시스템에서 효율적인 피드백 방법 및 장치

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